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US

DNA Sequencing Using Controlled Strand Displacement

US 12,655,481 In force
OverviewFamilyAssignmentsSources & methods

Term ends Jul 31, 2036 · High confidence

Filed Mar 30, 2022 as application 17/708,289 · Granted Jun 16, 2026
Base term plus 1008 days of patent term adjustment (USPTO delay) · capped by a resolved terminal disclaimer
Today
20 years from filing
2016 2036
Clock starts
Feb 10, 2016
Term ends
Jul 31, 2036
Granted
Jun 16, 2026
base term patent term adjustment Updated Nov 14, 2026 · includes USPTO assignment & status data published Nov 14, 2026 and grant & fee data published Nov 10, 2026 (weekly) · how we know
1,008
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
Capped
Terminal disclaimer
Resolved from the filed document, referencing US 10,227,647.
0 of 2
Maintenance fees paid
Two maintenance fees can end this term early, the ones due 3.5 and 7.5 years from grant; the third one's grace period runs past the term end. This counts the ones the record shows paid.
3
Family applications on record here
Applications sharing this one's continuity chain whose file history this site holds. The family may have others.

This patent's term runs 1008 days past its 20-year base term on prosecution delay. A terminal disclaimer resolved from the filed document caps it earlier. 0 of 2 maintenance fees are paid so far. Confidence: High. from the record

How we calculated this date

One row per rule, each showing its own input and what it did to the date. A step we could not verify says so instead of resolving itself.
StepInputDate after this stepConfidence
Base term, 20 years from filingClock starts Feb 10, 2016, when application 15/040,906, the earliest non-provisional in its chain, was filed (this one was filed Mar 30, 2022)Feb 10, 2036High confidence
Continuity chainEvery parent in the chain resolvedno changeHigh confidence
Patent term adjustment+1008 days, USPTO patent term adjustment recordNov 14, 2038High confidence
Terminal disclaimer capDisclaimer resolved from the filed document (refs US 10,227,647)capped to Jul 31, 2036High confidence
Patent term extensionNone on fileno changeHigh confidence
Fee events0 of 2 maintenance fees paidIn forceHigh confidence
Computed term endThe steps above, in orderJul 31, 2036High confidence

This family

US 10,227,647In force
Jul 2036
Jul 2036
US 11,319,588In force
Jul 2036
Jul 2036
US 12,655,481this patent
Jul 2036
Jul 2036
The applications whose file history this site holds. The family may have others.

Assignments

Assignment documents as recorded at the USPTO, oldest first, with the reel and frame each was recorded at. A recorded assignment is a filed document, not a statement of current ownership, and the absence of a later one is not evidence that the last one still stands.
RecordedAssignorAssigneeConveyance
May 14, 2026
Reel 74658, frame 588
Ke, Rongqin; Drmanac, Snezana; Drmanac, Radoje; Cai, Guangyang; Callow, MatthewComplete Genomics Inc.Assignment of Assignor's Interest
May 14, 2026
Reel 74659, frame 182
Complete Genomics Inc.BGI Shenzhen Co., Ltd.Assignment of Assignor's Interest
May 14, 2026
Reel 74659, frame 755
BGI Shenzhen Co., Ltd.Mgi Tech Co., Ltd.Assignment of Assignor's Interest

Sources

Google Patents · The patent document at USPTO · Assignment records at USPTO

USPTO account required: This application in Patent Center · USPTO's maintenance fee lookup

Maintenance fee events come from USPTO's own fee records. Its fee lookup asks for the patent number and the application number.

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